@article{DOCMA_2012__S3__a11,
     author = {Pesch, Hans Josef},
     title = {Carath\'eodory on the road to the maximum principle},
     journal = {Documenta mathematica},
     pages = {317--329},
     publisher = {mathdoc},
     volume = {Optimization Stories},
     year = {2012},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DOCMA_2012__S3__a11/}
}